.HAR

*”HTTP ARCHIVE”*

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*.HAR is a ‘JSON-formatted archive file format’ for logging of a web browser’s ‘interaction’ with a ‘site’*

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The common extension for these files is .har.

The specification for the HTTP Archive (HAR) format defines an archival format for HTTP transactions that can be used by a web browser to export detailed performance data about web pages it loads.

The specification for this format is produced by the Web Performance Working Group[1] of the World Wide Web Consortium (W3C)

The specification is in draft form and is a work in progress

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Support

The HAR format is supported by various software, including:[3]

Charles Proxy
Fiddler
Firebug
Firefox
Google Chrome[4]
Internet Explorer 9
Microsoft Edge

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References

^ “Web Performance Working Group”. W3C Web Performance Working Group. Retrieved 2016-03-13. CS1 maint: discouraged parameter (link)

^ “HTTP Archive (HAR) format”. W3C Web Performance Working Group. 2012-08-14. Retrieved 2019-05-18. CS1 maint: discouraged parameter (link)
^ Jan Odvarko. “HAR Adopters”. softwareishard.com. Retrieved 2020-07-16.
^ Kayce Basques (2020-07-14). “Network Analysis Reference: Save all network requests to a HAR file”. Retrieved 2020-07-16.
^ Anand Khanse (2015-07-05). “Network tools in F12 Developer Tools of Microsoft Edge browser”. Retrieved 2020-07-16.
External links[edit]
W3C HAR editor’s draft
What is HAR File And How To Generate HAR File
Make The Web Fast – The HAR Show: Capturing and Analyzing performance data with HTTP Archive format on YouTube
A library to parse HTTP Archive (HAR) format to .NET objects on GitHub
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en.wikipedia.org /wiki/HAR_(file_format)
HAR (file format)
Contributors to Wikimedia projects2-2 minutes

5/8/2013

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